Re: Zero Downtime Upgrade and Migration
- From: Jared Still <jkstill@xxxxxxxxx>
- To: Richard.Goulet@xxxxxxxxxxx
- Date: Wed, 13 Oct 2010 10:34:08 -0700
On Wed, Oct 13, 2010 at 7:10 AM, Goulet, Richard <Richard.Goulet@xxxxxxxxxxx
> wrote:
> Avadhani,
>
> What your client is asking for is completely impossible. For starters
> your direct upgrade part is 8.1.7 (or lower) -> 8.1.7.4 -> 9.2.0.8 ->
> 11.2 and your moving os platforms which means a transportable database
> migration. Way too many moving parts. What is the size of the source
> database? If it's small enough you can go the export/import route which at
> least minimizes the downtime. But your not going to get to 0 on this one.
>
>
So this customer has ignored their system for what, 9 or so years?
And suddenly the system must be upgraded, and with zero downtime?
Sounds like someone is positioning for future acquisition.
Jared Still
Certifiable Oracle DBA and Part Time Perl Evangelist
Oracle Blog: http://jkstill.blogspot.com
Home Page: http://jaredstill.com
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